From mboxrd@z Thu Jan 1 00:00:00 1970 From: cov@codeaurora.org (Christopher Covington) Date: Mon, 06 May 2013 14:01:23 -0400 Subject: [RFC PATCH 0/2] ARM: Remove any correlation between IPC and BogoMips value In-Reply-To: <1367602547-19322-1-git-send-email-will.deacon@arm.com> References: <1367602547-19322-1-git-send-email-will.deacon@arm.com> Message-ID: <5187EFF3.6010005@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Will, On 05/03/2013 01:35 PM, Will Deacon wrote: > Hi all, > > This small patch set may look a little over a month late, but there is a > serious reason for posting it. > > When I moved the ARM delay loop over to using the architected timers > rather than the CPU spinning loop (which has all the problems associated > with cpu frequency scaling and what-not) I thought I was doing something > useful for the port. However, it turns out that a surprising number of > people have complained, and continue to complain, about the drop in > their `BogoMIPs score'. Have you considered adding the old code back in, but in a form that's not at all referenced by the delay loop code and just calculates CPU-based bogomips? Regards, Christopher -- Employee of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by the Linux Foundation.